Marines with Explosive Ordnance Disposal Company, 8th Engineer Support Battalion, prepare to X-ray the inside of a device during a field exercise at Marine Corps Base Camp Lejeune, N.C., Oct. 21, 2015. The unit simulated neutralizing a device containing a deadly nerve agent in a contaminated area before it was dispersed to the public. - Marines with Explosive Ordnance Disposal Company, 8th Engineer Support Battalion, prepare to X-ray the inside of a device during a field exercise at Marine Corps Base Camp Lejeune, N.C., Oct. 21, 2015. The unit simulated neutralizing a device containing a deadly nerve agent in a contaminated area before it was dispersed to the public.